Calulator
.........\.classpath
.........\.project
.........\AndroidManifest.xml
.........\assets
.........\bin
.........\...\Calulator.apk
.........\...\classes.dex
.........\...\com
.........\...\...\lianghe
.........\...\...\.......\caculator
.........\...\...\.......\.........\CaculatorActivity.class
.........\...\...\.......\.........\R$attr.class
.........\...\...\.......\.........\R$drawable.class
.........\...\...\.......\.........\R$id.class
.........\...\...\.......\.........\R$layout.class
.........\...\...\.......\.........\R$string.class
.........\...\...\.......\.........\R.class
.........\...\...\.......\tools
.........\...\...\.......\.....\Arith.class
.........\...\resources.ap_
.........\default.properties
.........\gen
.........\...\com
.........\...\...\lianghe
.........\...\...\.......\caculator
.........\...\...\.......\.........\R.java
.........\hs_err_pid204.log
.........\hs_err_pid3260.log
.........\hs_err_pid4324.log
.........\hs_err_pid5616.log
.........\proguard.cfg
.........\res
.........\...\drawable
.........\...\drawable-hdpi
.........\...\.............\icon.png
.........\...\drawable-ldpi
.........\...\.............\icon.png
.........\...\drawable-mdpi
.........\...\.............\icon.png
.........\...\layout
.........\...\......\main.xml
.........\...\values
.........\...\......\strings.xml
.........\src
.........\...\com
.........\...\...\lianghe
.........\...\...\.......\caculator
.........\...\...\.......\.........\CaculatorActivity.java
.........\...\...\.......\tools
.........\...\...\.......\.....\Arith.java